Neck pillow



FIG. 1 is a perspective view of a neck pillow showing my new design.

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is an opposite side view thereof.

The dotted broken lines are for the purpose of illustrating unclaimed portions of the neck pillow, and form no part of the claimed design. The dashed broken lines represent stitching, and form part of the claimed design. 

CLAIM The ornamental design for a neck pillow, as shown and described. 